Home / 32,667.64-45,080.46-18,520.44

Finding the Fourth Proportional to 32,667.64, 45,080.46 and 18,520.44

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Solution

The fourth proportional to 32,667.64, 45,080.46 and 18,520.44 is: 25,557.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,667.64 : 45,080.46 = 18,520.44 : x
  2. Step 2: Convert to fraction form
    32,667.64/45,080.46 = 18,520.44/x
  3. Step 3: Cross multiply
    32,667.64x = 45,080.46 × 18,520.44
  4. Step 4: Simplify right side
    32,667.64x = 834,909,954.60
  5. Step 5: Solve for x
    x = 834,909,954.60/32,667.64
  6. Step 6: Final answer
    x = 25,557.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.